Table 3 Comparison between MGIDI, PCA, and Linear indexes regarding several aspects. Strengths are indicated by ’+’ and weaknesses by ’−’
From: MGIDI: a powerful tool to analyze plant multivariate data
Aspect | MGIDI | PCA | Linear Index |
|---|---|---|---|
Graphical Interpretation | ++ | +++ | - - - |
Implementation in Free and Open Source softwares | +++ | +++ | +++ |
Computational power | ++ | +++ | +++ |
Processing time | + | +++ | +++ |
Collinearity issues | +++ | +++ | - - - |
Easy treatment ranking | +++ | - | ++ |
Strengths and weaknesses | +++ | - | - - - |
Variable’s weighting in treatment ranking | +++ | - - - | - - - |